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yam |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Yam \Yam\ (y[a^]m), n. [Pg. inhame, probably from some native name.] (Bot.) A large esculent, farinaceous tuber of various climbing plants of the genus {Dioscorea}; also the plants themselves. Mostly natives of warm climates. The plants have netted-veined, petioled leaves, and pods with three broad wings. The commonest species is {D. sativa}, but several others are cultivated. {Chinese yam}, a plant ({Dioscorea Batatas}) with a long and slender tuber, hardier than most of the other species. {Wild yam}. a A common plant ({Dioscorea villosa}) of the Eastern United States, having a hard and knotty rootstock. b An orchidaceous plant ({Gastrodia sesamoides}) of Australia and Tasmania. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Yam \Yam\, n. (Bot.) Any one of several cultural varieties of the sweet potato. [U. S.] From WordNet r 1.6 [wn]: yam n 1: edible tuber of any of several yams 2: any of a number of tropical vines of the genus Dioscorea many having edible tuberous roots [syn: {yam plant}] 3: sweet potato with deep orange flesh that remains moist when baked 4: edible tuberous root of various yam plants of the genus Dioscorea grown in the tropics world-wide for food
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